JPWO2020247312A5

JPWO2020247312A5 -

Info

Publication number: JPWO2020247312A5
Application number: JP2021572604A
Authority: JP
Publication date: 2023-06-02

Claims

the main body;
a first product port, a second product port, an accumulator port, and an output port;
a flow path fluidly coupling said first product port, said second product port, said accumulator port, and said output port;
a first control port, a second control port, and a third control port fluidly coupling the flow path;
A product manifold comprising a first solenoid valve assembly, a second solenoid valve assembly, and a third solenoid valve assembly,
Said first, second and third solenoid valve assemblies are secured by corresponding snap fit connectors to said body of said product manifold adjacent said first, second and third control ports respectively. A product manifold for use with a portable oxygen concentrator that features.

The snap-fit connector includes first and second openings positioned opposite corresponding ones of the solenoid valve assemblies and first angled and second openings positioned opposite corresponding ones of the control ports. further comprising a second ramp for securing the corresponding solenoid valve assembly to the body of the product manifold, the first opening being sized to receive a portion of the first ramp, the second opening comprising: 2. The product manifold of claim 1, sized to receive a portion of said second slope.

3. The product manifold of claim 2 , wherein said first ramp comprises a T-shaped ramp and said first opening comprises a T-shaped opening.

4. The product manifold of claim 2 or 3, wherein the first solenoid valve assembly comprises a first solenoid valve and a first bracket, the first bracket comprising the first opening and the second opening.

5. The product manifold of claim 4 , wherein said first solenoid valve comprises a housing having a groove, and wherein a portion of said first bracket is positioned within said groove.

The first bracket is a U-shaped bracket, the first solenoid valve has a first side, a second side and a third side, and the portion of the U-shaped bracket extends into the groove. accepted,
6. The product manifold of claim 5 surrounding a portion of said first side, said second side, and said third side of said first solenoid valve.

The U-shaped bracket includes a first leg and a second leg, the first leg defining the first opening, engaging the first side of the first solenoid valve, and the second leg. 7. The product manifold of claim 6 , wherein defines said second opening and engages said second side of said first solenoid valve.

Each of the first, second, and third solenoid valve assemblies are coupled by corresponding snap-on connectors to the product manifold adjacent to the corresponding one of the first, second, or third control ports. 8. A product manifold according to any one of the preceding claims, fixed to the body.

The first solenoid valve assembly includes a first housing having an opening facing the first control port, and a first solenoid valve assembly disposed within the first housing between first and second positions relative to the first control port. 9. The product manifold of any one of claims 1 to 8, comprising a control element movable between.

10. The product of claim 9 , further comprising a control element guide having a bore and disposed within said first housing, said control element being disposed at least partially within said bore of said control element guide. manifold.

The control element guide includes a first portion and a second portion, the first portion being positioned adjacent the opening and further comprising a biasing element, the biasing element being coupled to the first solenoid valve assembly. 11. The product manifold of claim 10 disposed between said first portion of said control element guide and said body of said product manifold for biasing said snap-fit connector between said bodies of said product manifold. .

12. The product manifold of claim 11 , wherein the first portion of the control element guide forms a spring seat and the biasing element engages the spring seat.

13. A product manifold according to claim 11 or 12, further comprising a plug, said biasing element positioned between said plug and said first portion of said control element guide.

The plug includes a collar, the first control port includes an inner surface, the collar includes a seal groove, further comprising a seal disposed within the seal groove, the seal contacting the inner surface of the first control port. 14. The product manifold of claim 13 , adapted for tight engagement.

A portable oxygen concentrator comprising:
a compressor;
an exhaust/supply manifold; and
an inlet port coupled to the compressor;
a pair of three-way valves each having a first port, a second port, and a third port, said first port coupled to said compressor;
an exhaust port to which the second port of each three-way valve is fluidly coupled;
a first sieve bed and a second sieve bed each coupled to the third port of one of the three-way valves;
a product manifold,
the main body;
a first product port coupled to said first sieve bed and a second product port coupled to said second sieve bed;
an accumulator port; and
an output port;
a flow path fluidly coupling said first product port, said second product port, said accumulator port, and said output port;
a first control port, a second control port, and a third control port fluidly coupling the flow path;
a product manifold comprising a first solenoid valve assembly, a second solenoid valve assembly, and a third solenoid valve assembly;
A portable oxygen concentrator, wherein said first, second, and third solenoid valve assemblies are secured to said body of said product manifold by corresponding snap-on connectors.

16. The method of claim 15, wherein each solenoid valve assembly is secured by a corresponding snap-fit connector to the body of the product manifold adjacent a corresponding one of the first, second, or third control ports. portable oxygen concentrator.

17. A portable oxygen concentrator according to claim 15 or 16, wherein the body of the product manifold includes a first side, a second side and a third side.

18. The first product port and the second product port extend from the first side of the body, and the accumulator port and the output port extend from the second side of the body. A portable oxygen concentrator according to .

19. A portable oxygen concentrator according to claim 17 or 18 , wherein the first control port, the second control port and the third control port are located along the third side of the body.

20. The portable oxygen concentrator of any one of claims 15-19, wherein the snap-on connector is formed between the solenoid valve assembly and the body of the product manifold.

The first solenoid valve assembly comprises a first opening and a second opening, the body of the product manifold comprises a first slope and a second slope, the first slope being the first slope of the first control port. said second ramp is located on a second side of said first control port, said first opening adapted to receive said first ramp, said second opening adapted to receive said second control port; 21. The portable oxygen concentrator of any one of claims 15-20, adapted to receive a tilt to form the snap-on connector between the first solenoid valve assembly and the product manifold.

the main body;
a first product port, a second product port, an accumulator port, and an output port;
a flow path fluidly coupling said first product port, said second product port, said accumulator port, and said output port;
a control port fluidly coupling said flow paths, said product manifold comprising:
A solenoid valve assembly is secured to the body of the product manifold by a snap-on connector, the snap-on connector comprising a first slant, a second slant, a first opening and a second opening, the first opening being , wherein said second opening is adapted to receive said first ramp and said second opening is adapted to receive said second ramp to connect said snap-on connector between said solenoid valve assembly and said body of said product manifold; A product manifold for use with a portable oxygen concentrator that forms.

The first ramp is located on a first side of the control port, the second ramp is located on a second side of the control port, the first opening is defined by the solenoid valve assembly, and the first ramp is located on the second side of the control port. 23. The product manifold of claim 22 , wherein two openings are defined by said solenoid valve assembly.